IsoGrego

Find the top n Gregorian chants most similar to a given one, sorted by cosine TF-IDF similarity of the GABC files.

Last sync with GregoBase: 2025-12-20. Max GregoBase ID: 20393.

🎩 tip: "How to compute the similarity between two text documents?" StackOverflow question. Originally inspired by "examples of same setting, different texts?" MusicaSacra forum thread. See the source code on GitHub.

Click on the chant name to expand/contract the collapsible. Click the chant image to open it up in GregoBase. Click the 🔍 to find similarities to the given chant.

0. 🔍 100% Psalmus 71

   
1. 🔍 60% Psalmus 127

   
2. 🔍 58% Canticum Isaiae

   
3. 🔍 55% Psalmus 24

   
4. 🔍 54% Psalmus 84 A

   
5. 🔍 45% Toni Evangelii C

   
6. 🔍 45% Psalmus 2

   
7. 🔍 44% Psalmus 125

   
8. 🔍 43% Alleluia

   
9. 🔍 42% Gloria Patri

   
10. 🔍 41% Psalmus 24

    
11. 🔍 39% Psalmus 95

    
12. 🔍 39% Toni Evangelii B

    
13. 🔍 37% Psalmus 39

    
14. 🔍 36% Ps. 23 Domini est terra

    
15. 🔍 36% Mulier

    
16. 🔍 36% Psalmus 94

    
17. 🔍 35% Psalmus 45

    
18. 🔍 35% Psalmus 18 A

    
19. 🔍 35% Psalmus 77

    
20. 🔍 34% Domini est terra (Ps.23 - Textus antiquus)

    
21. 🔍 34% Tonus 2

    
22. 🔍 33% Domini est terra (Ps. 23 - novam int.lat.)

    
23. 🔍 33% Psalmus 84

    
24. 🔍 33% Psalmus 95

    
25. 🔍 32% Psalmus 97

    
26. 🔍 31% Preces vespertinae (french)

    
27. 🔍 31% Psalm 109 (Dixit Dominus) (Tone 1.f)

    
28. 🔍 30% Dixit Dominus (Ps. 109, 1g)

    
29. 🔍 30% Preces vespertinae Initia (french)

    
30. 🔍 29% Psalmus 118

    
31. 🔍 29% Omnes gentes (Ps.46 - Textus antiquus)

    
32. 🔍 29% Ps. 67 Exsurgit Deus (for Ascension C)

    
33. 🔍 28% Psalmus 118

    
34. 🔍 27% Psalmus 95

    
35. 🔍 27% Omnes gentes, plaudite manibus (nova lat.)

    
36. 🔍 26% Dominus vobiscum (Toni Evangelii: Tonus antiquior.)

    
37. 🔍 25% Alleluia

    
38. 🔍 25% Cantate Domino

    
39. 🔍 24% Psalmus Responsorius C 2 a

    
40. 🔍 23% Alleluia

    
41. 🔍 23% Alleluia

    
42. 🔍 23% El Altísimo

    
43. 🔍 23% Reges Tharsis

    
44. 🔍 23% Deus judicium (Ps.71 - Textus antiquus)

    
45. 🔍 23% Psalmus alleluiaticus E *

    
46. 🔍 22% Por suas

    
47. 🔍 22% Psalmus 84

    
48. 🔍 22% Por suas

    
49. 🔍 22% Por suas

    
50. 🔍 22% Por suas

    
51. 🔍 22% Por suas

    
52. 🔍 22% Por suas

    
53. 🔍 22% Por suas

    
54. 🔍 22% Por suas

    
55. 🔍 22% Psalmus 24

    
56. 🔍 22% Ps. 77 Attendite (for Ascension A)

    
57. 🔍 22% Deus iudicium

    
58. 🔍 22% Dominus vobiscum ... Inclinate (B)

    
59. 🔍 22% Dilexisti iustitiam

    
60. 🔍 21% Prex eucharistica

    
61. 🔍 20% Tonus E

    
62. 🔍 20% Dilexisti iustitiam

    
63. 🔍 20% Canticum B. Mariæ V. A

    
64. 🔍 20% Alleluia